<?php
header ('Content-Type: application/xhtml+xml');
echo '<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
    <head>
        <meta http-equiv="Content-Type" content="application/xhtml+xml; charset=UTF-8" />
        <title>Disabled.</title>
    </head>

    <body>
        <p>Disabled.</p>
    </body>
</html>';